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42023102 = 2117924179
BaseRepresentation
bin1010000001001…
…1100010111110
32221001222212012
42200103202332
541224214402
64100411222
71020122222
oct240234276
987058765
1042023102
11217a2640
12120a6b12
138924654
14581c782
153a51452
hex28138be

42023102 has 16 divisors (see below), whose sum is σ = 69638400. Its totient is φ = 18858840.

The previous prime is 42023101. The next prime is 42023119. The reversal of 42023102 is 20132024.

It is a super-2 number, since 2×420231022 = 3531882203404808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42023101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10352 + ... + 13827.

It is an arithmetic number, because the mean of its divisors is an integer number (4352400).

Almost surely, 242023102 is an apocalyptic number.

42023102 is a deficient number, since it is larger than the sum of its proper divisors (27615298).

42023102 is a wasteful number, since it uses less digits than its factorization.

42023102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24271.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 42023102 is about 6482.5228113752. The cubic root of 42023102 is about 347.6663854795. Note that the first 3 decimals are identical.

Adding to 42023102 its reverse (20132024), we get a palindrome (62155126).

The spelling of 42023102 in words is "forty-two million, twenty-three thousand, one hundred two".

Divisors: 1 2 11 22 79 158 869 1738 24179 48358 265969 531938 1910141 3820282 21011551 42023102